August weather forecastGrace, ID
August
Weather in August
The last month of the summer, August, is another warm month in Grace, Idaho, with an average temperature fluctuating between 49.6°F (9.8°C) and 79.2°F (26.2°C).Temperature
The average high-temperature during August registers at a still moderately hot 79.2°F (26.2°C), closely corresponding to the preceding month. Grace reports a marked divergence from daytime peaks throughout August, with lows averaging at a chilly 49.6°F (9.8°C).Humidity
With an average relative humidity of 42%, August is the least humid month.Rainfall
In Grace, in August, it is raining for 8 days, with typically 0.71" (18mm) of accumulated precipitation. Throughout the year, there are 100.3 rainfall days, and 15.39" (391mm) of precipitation is accumulated.Snowfall
July and August are months without snowfall.Daylight
In August, the average length of the day is 13h and 52min.On the first day of August, sunrise is at 6:19 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 8:02 pm MDT.
Sunshine
The average sunshine in August is 11.8h.UV index
In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index, 5 during August, leads to the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Grace, ID
- Average high temperature in August: 79.2°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (25.7°F).
- Average low temperature in August: 49.6°F
The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in August
Grace, ID
- Average pressure in August: 29.95"Hg
The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in August
Grace, ID
- Average wind speed in August: 5.8mph
The windiest month (with the highest average wind speed) is June (5.9mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in August
Grace, ID
- Average humidity in August: 42%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).
Average rainfall in August
Grace, ID
- Average rainfall in August: 0.71"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is July (0.55").
Average rainfall days in August
Grace, ID
- Average rainfall days in August: 8 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in August
Grace, ID
- Average snowfall in August: 0"
The month with the highest snowfall is January (14.41").
The months with the least snowfall are July and August (0").
Average snowfall days in August
Grace, ID
- Average snowfall days in August: 0 days
The months with the highest number of snowfall days are February and December (19.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in August /
Average sunshine in August
Grace, ID
- Average daylight in August: 13h and 54min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in August: 11h and 48min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in August
Grace, ID
- Average sunshine days in August: 18.6 days
The month with the most sunshine days is July (19.1 days).
The month with the least sunshine days is February (8.6 days).
Average UV index in August
Grace, ID
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in August
Grace, ID
- Average cloud cover in August: 12
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in August
Grace, ID
- Average visibility in August: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).





